Specimen funnel



FIG. 1 is a top perspective view of a specimen funnel showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational thereof;

FIG. 4 is a front elevational thereof; and

FIG. 5 is a bottom perspective view thereof. 

The ornamental design for a specimen funnel, substantially as shown and described. 